Orion (disambiguation)

• Orion (CEV) is the proposed NASA lunar crew vehicle
  
• The lunar module for Apollo 16
• Orion (nuclear) is a proposed propulsion system utilizing nuclear bombs as propellant
  
• The NASA Orion Sounding Rocket
  
• The Argentine Orion Sounding Rocket
  
• The Orion I communications satellite
  
• Orion is the name of the Pan Am Space Clipper shown in the movie 2001: A Space Odyssey
  
• The constellation Orion